vulnerability
Cisco SAN-OS: Multiple Vulnerabilities in OpenSSL Affecting Cisco Products: May 2016 (Multiple CVEs)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 10 | (AV:N/AC:L/Au:N/C:C/I:C/A:C) | May 4, 2016 | Feb 7, 2017 | Jul 28, 2025 |
Severity
10
CVSS
(AV:N/AC:L/Au:N/C:C/I:C/A:C)
Published
May 4, 2016
Added
Feb 7, 2017
Modified
Jul 28, 2025
Description
The ASN.1 implementation in OpenSSL before 1.0.1o and 1.0.2 before 1.0.2c allows remote attackers to execute arbitrary code or cause a denial of service (buffer underflow and memory corruption) via an ANY field in crafted serialized data, aka the "negative zero" issue.
Solution
cisco-update-sanos
References
Rapid7 Labs
2026 Global Threat Landscape Report
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